[PATCH 2/2] Use gdbarch obstack to allocate the TYPE_NAME string in arch_type

[Pedro Alves]

On 06/30/2015 03:28 AM, Patrick Palka wrote:
> Since the type whose name is being set is now being allocated on the
> gdbarch obstack, we should allocate its TYPE_NAME on the obstack too.
> This reduces the number of individual valgrind warnings for the command
> "gdb gdb" from ~300 to ~150.
> 
> Tested on x86_64-unknown-linux-gnu.
> 
> [ I have a few more patches on top of these that together bring the total
>   number of valgrind warnings for the command "gdb gdb" down to ~30
>   but they are more controversial than these two, and if these aren't OK
>   then the rest definitely aren't OK.  ]

Both patches look fine to me.  If this blows up for some reason, I guess
we'll take the opportunity to add a comment explaining why these must go
on the heap.  :-)

Thanks,
Pedro Alves